Capgemini Software Developer interview questions

Basic java question java 8concepts and spring boot basics .it was video conference.small java 8program questions.what is immutable class how to create it . diffrence between arraylist and linkedlist , aggregate functions, groupby

Round-1 was a coding and aptitude round which was bit easy. Basically, we were given code snippets to analyze for understanding the debugging skills. Aptitude was super easy and some communication related questions. Round-2 was all about the technical related questions which went on databases, OOPs concepts. Round-3 was HR